/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.nifi.services.couchbase.utils;

import com.couchbase.client.java.json.JsonObject;

import java.nio.charset.StandardCharsets;
import java.util.function.Predicate;

/**
 * Validates if the provided input is a valid Json.
 */
public class JsonValidator implements Predicate<byte[]> {

    @Override
    public boolean test(byte[] content) {
        try {
            final String jsonString = new String(content, StandardCharsets.UTF_8);
            JsonObject.fromJson(jsonString);
            return true;
        } catch (Exception e) {
            return false;
        }
    }
}
